Table 3 The optimal weights of nine types of variables in terrorist attacks.

From: Risk assessment and categorization of terrorist attacks based on the Global Terrorism Database from 1970 to 2020

Primary indicator

Subjective weight

Objective weight

Optimal weight

AHP

ORA

EW

CRITIC

I

0.0367

0.0256

0.0915

0.1689

0.0835

II

0.0892

0.0769

0.0526

0.0479

0.0657

III

0.0892

0.0769

0.1594

0.1114

0.1107

IV

0.0892

0.0769

0.0336

0.1137

0.0781

V

0.0190

0.0256

0.0169

0.0807

0.0363

VI

0.0892

0.1282

0.0638

0.0947

0.0931

VII

0.0892

0.1282

0.0217

0.1413

0.0943

VIII

0.4614

0.3846

0.5590

0.1286

0.3812

IX

0.0367

0.0769

0.0015

0.1128

0.0570

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